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《数据库设计》课程设计 一、 设计目的 数据库设计是一门应用性很强的学科,在学习时必须使理论与实践相结合。课程设计的目的是通过实践使同学们经历到一次综合训练,以便能较全面地理解、掌握和综合运用所学的知识。 二、 设计任务与要求 (1) 对实际系统进行分析,写出需求分析说明(数据需求和事务需求)。 (2) 概念结构设计 说明本数据库将反映的现实世界中的实体、属性和它们之间的关系等(E-R图,可以用基本E-R图或扩展E-R图)。 (3) 逻辑结构设计 将概念结构映射为数据库全局逻辑结构(关系模型),包括所确定的关键字和属性、重新确定的记录结构和所建立的各个表文件之间的相互关系。 三、 设计环境与工具 要求使用辅助设计工具,如Power Designer或者ERWin等,转换为:SQL Server、Access或其它的DBMS数据库(不作统一要求)。 四、 设计步骤 参考《数据库设计实例指导书》 五、 设计题 教材P58面:3.8课程设计A、B、C任选一题 六、 设计成果 设计结果以书面形式于17周交付。 七、 成绩评定 (1) 独立完成 (2) 文档完整 (3) 满足用户需求 这是研究生数据库课程设计-"Database Design," a course design, and designed to database design is an application-oriented subjects, the study of theory must be integrated with practice. Curriculum design is through practice so that the students experienced a comprehensive training, in order to give a more comprehensive understanding and comprehensive use of the knowledge acquired. Two, design tasks and requirements (1) to the actual system analysis and write demand analysis (data needs and services demand). (2) design concepts to describe the structure of the database to reflect the real-world entities, attributes and the relationship between them, etc. (E-R, you can use the basic E-R or expand E-R). (3) logic structure design concept mapping overall logic to the database structure (model), including the s
Date : 2025-12-21 Size : 29kb User : 王林成

DataBase keeping program explaining with a sample program a) Ranking Database. b) Library keeping. c) Record Keeping. -DataBase keeping program explaining with a sample program a) Ranking Database. b) Library keeping. c) Record Keeping.
Date : 2025-12-21 Size : 5kb User : 贾贝

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使用工具为.net2003,涉及的语言包括c#、vb.net、托管c++,集C/S和B/S模式于一体,最主要一点是文档相当齐全。-use tools. Net2003, including the language c#, vb.net, custodian c, Set C/S and B/S mode integration, the most important point is quite comprehensive document.
Date : 2025-12-21 Size : 14.17mb User : 夏竹青

B/S版ERP安装方法 1、安装IIS5.0、Microsoft .NET Framework 1.1及SQL Server2000 2、将目录Copy_of_ERP和webctrl_client复制到C:/Inetpub/wwwroot下,并将Copy_of_ERP目录设置成IIS虚拟目录 3、在SQL Server2000中新建一个Storage用户和LXTXERP数据库,然后将Data目录中的LXTXERP.BAK数据库备份文件还原 4、修改Copy_of_ERP目录下的Web.config文件的连接属性sa用户的密码: <add key="mydns" value="data source=(local) initial catalog=LXTXERP persist security info=False user id=sa pwd=123 workstation id=jl packet size=4096" /> 5、在Windows管理工具中打开Internet 服务管理器,运行Copy_of_ERP中的Login.aspx打开ERP登录页面,默认用户:admin 密码:123 6、OK-B/S version of ERP installation method 1, the installation IIS5.0, Microsoft. NET Framework 1.1 and SQL Server20002, will webctrl_client directory Copy_of_ERP and copied to C:/Inetpub/wwwroot under Copy_of_ERP directory and IIS virtual directory set to 3, in SQL Server2000 in Storage to create a new user and LXTXERP database, and then Data directory LXTXERP.BAK database backup file to restore the 4, to amend Copy_of_ERP directory Web.config file Connection Properties sa user
Date : 2025-12-21 Size : 4.44mb User : wangyong

电子商务系统Easy_Buy是一个在线销售系统,是一个B-C模式的电子商务系统,由前台的B/S模式购物系统和后台的C/S模式的管理系统两部分组成。-Easy_Buy e-commerce system is an online sales system, is a BC model of e-commerce systems, from front of B/S mode system and the background to the C/S model management system is composed of two parts.
Date : 2025-12-21 Size : 8.91mb User : 吴飞

学生学籍管理系统(B/S)的设计与开发主要实现以下功能1.学生基本信息的管理; 2、学生增减; 3、课程管理:课程的增加、修改、删除、查询等; 4、基础数据管理. -Students in school management systems (B/S) Design and development of the main achievement of the following functions 1. Students basic information management 2, students increase or decrease 3, Course Management: Course of the increase, modify, delete, query, etc. 4, the basis of data management.
Date : 2025-12-21 Size : 831kb User : caoyang

一个简单的药店进,销,存系统。 本程序主要面向三类权限的用户:药库管理员、药品出售员、一般患者。他们分别具有以下基本权限: 1) 一般患者 具有查询药品价格、类别等一般信息,不能进行修改、添加。 2) 管理员 主要负责系统维护工作,包括增加用户删除用户,数据备份与初始化等。 3) 出售员 出售员只能按处方出售药品,不能修改药品价格等信息。 以上各种用户的基本需求,为了最大程度的方便用户,我们还提供以下功能: a. 当管理员登录时,对于库存低的药品会给出警示,药品的最低库存可自行设制。 b. 对每个月每种药品的销量做出统计,并作出示意图。 c. 数据备份、恢复
Date : 2025-12-21 Size : 934kb User : 刘强国

基于asp.net的网上选课系统,B/S架构,C#语言,sql server2-Asp.net web-based course based on the system, B/S architecture, C# language, sql server2
Date : 2025-12-21 Size : 748kb User :

Let the following relational tables be given: R = (A, B, C) and S = (D, E, F) where A, B, C, D, E, and F are the attributes (columns). Write the SQL statements that will express each of the queries given below: -Let the following relational tables be given: R = (A, B, C) and S = (D, E, F) where A, B, C, D, E, and F are the attributes (columns). Write the SQL statements that will express each of the queries given below:
Date : 2025-12-21 Size : 1kb User : yl

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一个基于b/s下的进销存管理系统.c#.net+sql_server 可作为有一定基础的人学习参考.-Based on b/s under Invoicing Management System. C#. Net+ Sql_server can be used as the basis for those who have a certain learning reference.
Date : 2025-12-21 Size : 37kb User : admin

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Webshop是一个B-C模式的电子商城,该电子商务系统能实现前台用户购物和后台管理两大功能-Webshop is a BC model of e-mall, the e-commerce system enables users to shop front and back office management of the two functions
Date : 2025-12-21 Size : 11kb User : yanling

包括了B/S以及C/S两种结构下的ADO.NET的例子程序。-Including the B/S and C/S two kinds of structure of the ADO.NET examples of procedures.
Date : 2025-12-21 Size : 165kb User : lining

局域网内实现任意一台电脑上操作,把SQL数据库备份到任意指定的计算机上。 如A、B、C三台计算机,其中A为sql server数据库服务器。 在A中操作,把数据库备份到A、B、C; 在B中操作,把数据库备份到A、B、C; 在C中操作,把数据库备份到A、B、C; 要能实现此功能,操作者计算机及目标计算机防火墙需关闭。 -To achieve any computer on the LAN operation, the SQL database backups to any designated computer. Such as A, B, C three computers, including A to sql server database server. In A, where the operational database backup to the A, B, C in B in the operation, the database backup to the A, B, C in C in the operation, the database backup to the A, B, C to be able to implement this feature , the operator of computer and target computer firewall to be shut down.
Date : 2025-12-21 Size : 46kb User : cc5433721

十分有用的SQL语句, select a.S# from (select s#,score from SC where C#= 001 ) a,(select s#,score from SC where C#= 002 ) b where a.score>b.score and a.s#=b.s#-Useful SQL statement select a.S# from (select s#,score from SC where C#= 001 ) a,(select s#,score from SC where C#= 002 ) b where a.score>b.score and a.s#=b.s#
Date : 2025-12-21 Size : 4kb User : 万成

基于B/S的火车站售票系统,用C++语言开发,并使用SQL Server 建立数据库。-Based on B/S-train station ticket system, using C++ language development, and use the SQL Server databases.
Date : 2025-12-21 Size : 3.27mb User : smart

Simple include function to loop through a given string and (a) concatenate it to the maximum length, (b) silently drop any unwanted characters and (c) pad all single quotes with a 2nd single quote (for using in MS-SQL statements).
Date : 2025-12-21 Size : 1kb User : Sp3LL

用c编写的在数据库中关于b+tree的实现的代码,结构清晰-Realization b+tree code database with c, clear structure
Date : 2025-12-21 Size : 225kb User : 俞佳振

Number of buffers in pool : you can either modify the value of the shared_buffers parameter in postgresql.conf (and then restart the server), or you can specify it as a command - line argument to pg_ctl when you restart the server. The following demonstrates this for the 64 buffer case: $ pg _ctl start - l $PGDATA/Log - o - B 64 server starting
Date : 2025-12-21 Size : 51kb User : wangyanan

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教学交互平台的设计与实现:C#语言程序设计的教学平台。通过信息系统开发方法、系统建模等技术手段进行了该系统与总体数据的规划、设计和实现。 在教学交互平台设计与实现过程中采用了基于.NET技术组建的教学网站的基本框架的思想,以及B/S等技术的网络软件体系结构,采用.NET、SQL Server作为网站开发平台,和SQL Server Management Studio技术作为访问与移植数据库的工具,以.NET技术作为网络动态应用的手段。利用C#语言教学网站这个平台可以建立开放式的教学模式,能充分调用学生的学习积极性和自主性,有效地提高教学质量。 -Design and Implementation of the Instructional Interaction Platform
Date : 2025-12-21 Size : 433kb User : caca

用C语言实现的minisql,其中包含了B+树,缓冲管理、索引管理等子功能(MiniSql implemented in C language)
Date : 2025-12-21 Size : 622kb User : 普路同
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